Funding for this research was provided by:
European Regional Development Fund (220.127.116.11/VIAA/2/18/287)
Received: 25 November 2020
Accepted: 20 December 2020
First Online: 11 January 2021
Ethics approval and consent to participate
: The study protocol is approved by the Central Medical Ethics Committee of Latvia (No. 01-29.1/2223). The study was conducted in accordance with the Code of Ethics of the World Medical Association (Declaration of Helsinki) and The Convention for the protection of Human Rights and Dignity of the Human Being with regard to the Application of Biology and Medicine: Convention on Human Rights and Biomedicine. All study participants gave broad written informed consent for the recruitment in LGDB involving the use of their samples for research purposes. The acquisition of clinical data from the records of the national diabetes registry and Latvian hospital inpatient discharges was approved by the Latvian Centre for Disease Prevention and Control (No. 3/10.07.2017.) according to the regulations of Latvia.
: Not applicable.
: The authors declare that they have no competing interests.